Class / Patent application number | Description | Number of patent applications / Date published |
165158000 | Manifold formed by casing section and tube sheet of assembly | 30 |
20080223562 | Heat Exchanger, in Particular Charge-Air Cooler or Exhaust Gas Cooler for an Internal Combustion Engine of a Motor Vehicle - The invention relates to a heat exchanger, in particular a charge-air cooler or exhaust gas cooler for an internal combustion engine of a motor vehicle, having a first tank ( | 09-18-2008 |
20080314570 | HEAT EXCHANGER APPARATUS FOR ACCOMMODATING THERMAL AND/OR PRESSURE TRANSIENTS - A heat exchanger apparatus for accommodating thermal and pressure transients. In one embodiment, the heat exchanger apparatus comprises: a first outer shell having an open end and an end wall; an inner shell having a cavity, the inner shell extending through the end wall of the first outer shell; a first tube sheet having a rim portion having a design feature for allowing the rim portion to act as an expansion joint; the outer rim portion of the first tube sheet connected to the first outer shell so as to enclose the open end of the first outer shell and form a first header cavity between the first outer shell and the inner shell; a clearance existing between the inner shell and the first tube sheet; a plurality of holes in the inner shell that form passageways between the first header cavity and the cavity of the inner shell; a first end cap connected to the rim portion of the first tube sheet so as to form a first plenum on the other side of the first tube sheet; a plurality of tubes located in the cavity of the inner shell and operably connected to the first tube sheet; an opening in the first outer shell for flowing a shell-side fluid into and/or out of the first header cavity; and an opening in the first end cap for flowing a tube-side fluid into and/or out of the first plenum. | 12-25-2008 |
20090044932 | Air cooling device - A portable air cooling device comprising an insulating box including a lid, the box having exterior walls and a floor, the exterior walls including at least one inlet port and at least one outlet port, the box having a multiplicity of dividers, the dividers defining a serpentine air column between the at least one inlet port and the at least one outlet port; and a blower in gaseous communication with one of the inlet or the outlet ports to move air between the ports. | 02-19-2009 |
20090056922 | HEAT EXCHANGER - Specified is a heat exchanger for an exchange of heat between a first fluid, in particular charge air or an exhaust gas, and a second fluid, in particular a coolant, having a block for the separate and heat-exchanging guidance of the first and second fluids, which block has a number of flow ducts which can be traversed by the first fluid and a housing which holds the flow ducts and which can be traversed by the second fluid, at least one casing cover which is flow-connected to the flow ducts, a base which is fixed to the casing cover and which is provided with one or with a plurality of passage openings for the flow ducts, wherein the base is composed of at least one first base part and a second base part. | 03-05-2009 |
20090090494 | HEAT EXCHANGER - A heat exchanger serves to cool a cooling medium, which in turn is intended to cool an electronic component ( | 04-09-2009 |
20090095453 | SEALING ARRANGEMENT FOR INTERNAL TUBESHEET FOR TUBULAR HEAT EXCHANGERS - Sealing arrangement for an internal tubesheet for tubular heat exchangers comprising, a gasket fitted between a shoulder and a tubesheet, the gasket being made of spiral wound construction but without any metallic rings and without any locating groove in the adjoining components. On the outer side of the tubesheet, a channel box is provided with its inner face resting on a shoulder provided on an outer diameter of the tubesheet while the outer face of the channel box is reduced in diameter and arranged to align with the centerline of the push bolts, the outer face of the channel box resting against and attached to an annular ring and the push bolts being provided in threaded holes that reach up to the outer face of an internal flange. The push bolts, when tightened, load the annular ring, which in turn loads the gasketed joint through the channel box and the tubesheet. | 04-16-2009 |
20090120624 | COLD RESERVING PART EQUIPPED EVAPORATOR - The present invention provides an evaporator in which a plurality of tubes ( | 05-14-2009 |
20090151914 | Internal Heat Exchanger/Mixer for Process Heaters - A heat exchanger is presented that provides for mixing of a process fluid to prevent localized spikes in temperatures. The heat exchanger includes a mixing chamber within the exchanger, where a first process fluid passes from process tubes after being partially heated. The heat exchanger further includes an intermediate shell for passing a second process fluid into the fired heater and for exchanging heat with the first process fluid. The fluid flows from the mixing chamber to other process tubes for further heating. | 06-18-2009 |
20090200003 | HEAT EXCHANGER - Disclosed is a heat exchanger, particularly an exhaust gas heat exchanger for an internal combustion engine of a motor vehicle, comprising a housing jacket that is open at both ends, and a tube bundle which is inserted into said housing jacket and is penetrated by the hot exhaust gas. The aim of the invention is to produce said heat exchanger in an inexpensive and functionally safe manner. Said aim is achieved by the fact that only the tube bundle with the tube bottoms thereof, which are located on the front side, are made of metal while the housing jacket into which the tube bundle is inserted along with the tube bottoms is made of plastic. The dimensions of the transition between at least the tube bottom that is impinged upon by the hot medium entering the tube bundle on the feeding side are selected in such a way in the direction of the housing jacket that a drop in temperature that is sufficiently great regarding the thermal resistance of the plastic is definitely obtained all the way to the contact area on the housing jacket. | 08-13-2009 |
20100038062 | HEAT EXCHANGER ASSEMBLY, IN PARTICULAR FOR A HIGH-TEMPERATURE NUCLEAR REACTOR - The invention relates to an assembly for exchanging heat between first and second fluids, the assembly comprising a central manifold communicating with one of the inlet and the outlet for the first fluid; an annular manifold disposed around the central manifold and communicating with the other one of the inlet and the outlet for the first fluid; a plurality of heat exchangers interposed radially interposed between the central manifold and the annular manifold; and a plurality of axial inlet manifolds communicating with the inlet for the second fluid, and a plurality of axial outlet manifolds communicating with the outlet for the second fluid, the axial inlet and outlet manifolds being interposed circumferentially between the heat exchangers. According to the invention, the assembly has an inlet chamber disposed at a first axial end of the heat exchangers and putting the inlet(s) for the second fluid into communication with at least a plurality of axial inlet manifolds. | 02-18-2010 |
20100132927 | Tube-Bundle Heat Exchanger - The invention concerns a heat exchanger ( | 06-03-2010 |
20100230079 | Cooling manifold - Apparatus including cooling manifold, having metal cooling body and metal cooling block. Metal cooling body has internal passageway. Metal cooling block extends away from metal cooling body. Metal cooling block has surface oriented for being placed adjacent to and in substantially direct thermal communication with an electronic component located at distance away from metal cooling body. Cooling manifold is configured for circulating a working fluid through internal passageway and for precluding passage of the working fluid from metal cooling body into metal cooling block. Method that includes providing electronic component and cooling manifold. Provided cooling manifold includes metal cooling body and metal cooling block; metal cooling body has internal passageway; metal cooling block extends away from metal cooling body; metal cooling block has surface oriented adjacent to and in substantially direct thermal communication with electronic component being located at distance away from metal cooling body. Method also includes causing working fluid to be circulated through internal passageway while precluding passage of working fluid from metal cooling body into metal cooling block, such that heat is transferred from electronic component to working fluid. | 09-16-2010 |
20100282449 | HEAT EXCHANGER - Various embodiments of the present invention provide a heat exchanger having a collection tank having an internal chamber, and a header connected to the collection tank and receiving a number of flat tubes through apertures in the header. In some embodiments, a reinforcing member received within the collection tank and/or the header functions to reinforce the header and/or the collection tank in applications where these elements are subject to internal pressures that would otherwise deform the header and/or collection tank to an unacceptable extent. Also, some heat exchanger embodiments utilized a curved gasket on each flat tube to match the shape of the flat tubes and a curved header. Also, another gasket can be located between a metal or plastic collection tank and a plastic or metal header, respectively, to prevent leakage therebetween. | 11-11-2010 |
20110017434 | Sealing Means For A Heat Exchanger Header Box - The invention relates to a header tank for a heat exchanger, comprising a header plate intended for the fixing of a plurality of tubes through which at least one fluid flows, and a cover intended to close the header tank at least in part when fixed to the header plate, and an elastic sealing means ( | 01-27-2011 |
20110017435 | Grooveless Header Plate - The invention relates to a header plate ( | 01-27-2011 |
20110048686 | PRESSURIZED-GAS COOLER FOR A COMPRESSOR - A pressurized-gas cooler has a housing having a cylindrical side wall centered on an axis, an axially open outer end, and an axially closed inner end. A cover fitted to and closing the open outer end carries a bundle of tubes inside the housing between the housing ends. The tubes all extending parallel to one another at an angle of between 2° and 10° to a diametral plane including the housing axis such that the bundle is closer in a direction perpendicular to the plane to the side wall of the housing at one end of the housing than at the opposite end of the housing. Pressurized-gas inlet and outlet fittings open into the housing, with at least the gas inlet fitting opening into the housing to a side of the plane where the tube bundle at the respective end of the housing is more widely spaced. | 03-03-2011 |
20110168370 | HEAT EXCHANGER AND CASING FOR THE HEAT EXCHANGER - The heat exchanger has exchange and fluid flow components ( | 07-14-2011 |
20110290460 | MULTIPASS TUBULAR HEAT EXCHANGER AND ASSOCIATED PASS PARTITION PLATE, CHANNEL COVER, AND METHODS - A multipass tubular heat exchanger utilizing a pass partition plate and a tubesheet is described which is suitable for use with high differential pressure tubeside fluid without deformation or dislocation of the pass partition plate, thereby avoiding the problem of tubeside fluid bypassing. The pass partition plate has an edge fitting into a corresponding groove in the tubesheet. The edge and the corresponding groove each have a radius of curvature about an axis extending generally perpendicular to the tubesheet. | 12-01-2011 |
20130146264 | HEAT EXCHANGER FOR VEHICLE - A heat exchanger apparatus for a vehicle may include a tank receiving a first operating fluid therein through a first inflow port and exhausting the first operating fluid therefrom through a first exhaust port, first and second headers formed to lower and upper portion of the tank and receiving and exhausting a second operating fluid respectively through a second inflow port and a second exhaust port formed respectively at the lower portion and the upper portion of the tank, and mounted respectively at the lower portion and the upper portion of the tank so as to form first and second chambers at the lower and upper portion of the tank, and at least one heat radiating unit provided with at least one coupling pipe fluidly connecting the first chamber of the first header with the second chamber of the second header. | 06-13-2013 |
20140041840 | OIL COOLER - An apparatus for transferring heat between a first fluid and second fluid in a motor vehicle includes a housing, a first header, a second header, and a plurality of heat exchange tubes. The housing defines a chamber and includes a first inlet, a second inlet, a first outlet, and a second outlet. The first and second headers separate a central portion of the chamber from a first and second header portion of the chamber, respectively. The first inlet and the first outlet are in fluid communication with the central portion. The second inlet is in communication with the first header portion. The second outlet is in fluid communication with the second header portion. Each of the plurality of heat exchange tubes passes through the central portion of the chamber and has a first end in fluid communication with the first header portion and a second end in fluid communication with the second header portion. | 02-13-2014 |
20140262173 | PROCESS OF FRICTION STIR WELDING ON TUBE END JOINTS AND A PRODUCT PRODUCED THEREBY - A process of producing shell and tube heat exchangers where the ends of the tubes are secured to a tube sheet while reacting applied FSW forces without introducing a crevice or local deformation near the ends of the tubes. In particular, an interference fit is used to lock the ends of the tubes into the tube sheet without flaring or expanding the tube ends. A FSW process is then used to weld the ends of the tubes to the tube sheet. | 09-18-2014 |
20140262174 | High-Temperature Heat Exchanger - This flat tube heat exchanger encompasses a closed housing, in which two tube sheets and a tube bundle, which is arranged between the tube sheets and which is supported by the tube sheets is arranged. The tube bundle comprises at least some flat tubes, which extend in longitudinal direction of the tube bundle. At their ends, the flat tubes are round and are flat in a central section. The ends of the flat tubes, which have a round cross section, can be circular or can encompass a different round shape. | 09-18-2014 |
20150021004 | EGR Cooler - An EGR cooler has supports supporting coolant core tubes on the top, the bottom, and the side walls of a cooler housing. Each support has a base plate on at least one tube and an overlying spring plate which bears against the respective wall on the interior of the cooler housing. The supports for supporting at least one tube on the top and bottom walls are at the same first location along the lengths of the tubes, and the supports for supporting the tubes on the side walls are at the same second location along the lengths of the tubes. The second location is between the first location and an outlet header plate at exit ends of the tubes and the tubes are free of support on the top wall, the bottom wall and the side walls between the first location and an inlet header plate. | 01-22-2015 |
20150041107 | Heat Exchanger for an Oxygenator and Method for Producing Such a Heat Exchanger - A heat exchanger for an oxygenator comprises multiple tube sections, each having a longitudinal tube axis, wherein the tube sections are disposed as a bundle having a longitudinal bundle axis, and the tube sections are connected to each other in at least one connecting section of the bundle by joining by way of chemical and/or physical bonded joints. A method for producing the heat exchanger is also provided. | 02-12-2015 |
20150107807 | HEAT EXCHANGER - A heat exchanger having a first flow channel, through which a first fluid can flow, and having a second flow channel, through which a second fluid can flow, whereby the first flow channel has a first section, a second section, and a redirection region, whereby the first section is in fluid communication with the second section via the redirection region and the second fluid can flow around the first section, the second section, and the redirection region, and whereby the first section and/or the second section of the first flow channel are each formed by a plurality of tubes. | 04-23-2015 |
20150107808 | HEAT EXCHANGER - A heat exchanger for an exchange of heat between a first fluid and a second fluid includes a block including: a plurality of flow ducts configured to be traversed by the first fluid, and a housing that holds the flow ducts and is configured to be traversed by the second fluid; a base connected to the block, the base including one or more passage openings for the flow ducts, the base comprising a first base part and a second base part; and at least one casing cover that is in fluid-communication with the flow ducts and that is attached to the base. | 04-23-2015 |
20150136369 | EGR COOLER HEADER CASTING - A heat exchanger having a modified header design for absorbing high thermal loads, is described. The heat exchanger includes housing, core including a plurality of tubes providing flow passages within the housing and header plate positioned at an end of the housing and connected to the core. The header plate and flow passages join forming a thermal deflecting junction. In addition, a header for use with an exhaust gas heat exchanger, is disclosed. The header includes a header plate having a planer base wall and a flange extending from the base wall for receiving an end of at least one exhaust gas tube, a heat deflecting junction where the header plate meets the end of the tube. The header also includes a joint formed from the flange connecting to the tube, and positioned a suitable distance from the heat deflecting junction. | 05-21-2015 |
20160025419 | PLATE HEAT EXCHANGER AND METHOD FOR CONSTRUCTING MULTIPLE PASSES IN THE PLATE HEAT EXCHANGER - The invention relates to a plate heat exchanger and a method for constructing multiple passes in the plate heat exchanger. A plate heat exchanger ( | 01-28-2016 |
20160047608 | TUBE BUNDLE DEVICE AND USE THEREOF - The invention relates to a shell-and-tube apparatus comprising a housing ( | 02-18-2016 |
20170234620 | METHODS AND SYSTEMS FOR COOLING HOT PARTICULATES | 08-17-2017 |